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  1. C

    Switchmaster 400 central heating programmer

    Damn it! We thought one would be on/off but that doesnt happen - it just goes on and off when it feels like it. Still it was worth checking. I think somewhere along the line something is seriously f***** Our landlord will be pleased. I do environmental sciences - man runing the planet etc...
  2. C

    Switchmaster 400 central heating programmer

    Help! I am a student and my student house has a switchmaster 400 control box. Thing is - landlord is rather unhelpful and we dont have any instructions for how to use it. There are 4 pegs - 2 green and 2 dark blue which are on a dial (dial represents a 24 hour day). The thing is either on...
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